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Detailed side-by-side comparison of specifications, features and latest prices in India.

Specification	boAt Storm Infinity ₹1,499 Prices and availability may change on the seller's site View Price	Fastrack Limitless FS2+ ₹1,599 Prices and availability may change on the seller's site View Price	Boult Crown R Pro ₹1,699 Prices and availability may change on the seller's site View Price	Fire-Boltt Hunter 51.1mm ₹1,199 Prices and availability may change on the seller's site View Price	Noise Colorfit Icon 2 ₹1,199 Prices and availability may change on the seller's site View Price
General
In The Box	Smartwatch, USB Magnetic Charging Cable, User Manual, Warranty Card, Stickers	Smartwatch, Magnetic Charging Cable, Quick Start Guide, Warranty Card	Smartwatch, Magnetic Charging Cable, User Manual, Warranty Card	Smartwatch, USB Charging Cable, User Manual, Warranty Card	1x Smartwatch, 1x Magnetic Charging Cable, 1x User Manual, 1x Warranty Card
Model Name	boAt Storm Infinity	Fastrack Limitless FS2+	Crown R Pro	Fire-Boltt Hunter 51.1mm (2.01) HD Display Bluetooth Calling Single Chipset, Metal Body	Colorfit Icon 2
Launch Date	25/03/2025	10/07/2024	18/06/2023	25/05/2023	17/07/2022
Colors	Active Black, Sports Black, Sports Green, Silver Mist, Deep Blue, Cherry Blossom, Brown, Jade Gold	Charcoal Black, Wine Red, Copper Teal, Blue, Beige	Frozen Silver, Thunder Black, Volcanic Orange	Black, Dark Blue, Light Grey, White, Blue, Silver, Mist Grey	Jet Black, Silver Grey, Deep Wine, Rose Pink, Midnight Gold, Midnight Blue, Forest Green, Cherry Red
Brand	BoAt	Fastrack	GoBoult	FireBoltt	Noise
Display
Display Size	1.83, 4.64	2.01, 5.1	1.43, 3.63	2.01, 5.1	1.8, 4.57
Resolution	240, 284 pixels	320, 320 pixels	466, 466 pixels	240, 296 pixels	240, 280 pixels
Panel Type	HD TFT	TFT LCD UltraVU Display	Super AMOLED	TFT LCD	LCD
Touch Type	Full Capacitive Touchscreen	Capacitive Touchscreen	Full Touch	Capacitive Full Touch Screen (Single Touch)	Capacitive Touchscreen
Always-on Display	No	No	Yes	No	No
Brightness	500 nits	Not specified	600 nits	450 nits	500 nits
Refresh Rate	Not specified	Not specified	60 Hz	Standard refresh rate (not specified)	Not specified
Color Gamut / HDR Support	Standard Color	Standard color gamut, no HDR support	Not Specified	Standard color gamut, no HDR support	Not specified
Screen Protection	Standard Glass	Not specified	2.5D Curved Glass	3D Curved Glass, Scratch Resistant	Not specified
Body
Dimensions	46.48 mm x 26 mm x 11.5 mm	Not Specified	46 x 46 x 11 mm (Approx)	51.3mm (Diameter) x 9.8mm (Thickness)	44.5 x 36.5 x 11 mm
Weight	45 grams	48 grams	56.5 g	36.8 grams	53.5 grams
Case Material	Durable Plastic	Polycarbonate	Zinc Alloy Frame	ABS + PC Zinc Alloy with Vacuum Plating (Metal Finish)	Zinc alloy and Polycarbonate
Front Protection	Standard glass	Not specified	Glass	3D Curved Glass (Scratch Resistant)	Not specified
Strap / Bracelet Options	Nylon Strap	Silicone	Silicone, Metallic (variant dependent)	Silicone (Removable and Replaceable)	Silicone strap
Removable / Replaceable Strap	Yes	No	Yes	Yes	Yes
Water Resistance	IP68 rating	IP68 (1.5m water resistance)	IP67 Water Resistant	IP67 - Can withstand submersion up to 1 meter for 30 minutes	IP67
Dust Resistance	IP68 rating	Yes, dust proof (IP68 certified)	IP67 Dust Resistant	IP67 rated	IP67
Durability Certifications	Not Specified	IP68 certified	None	IP67 certification, Scratch resistant	None mentioned
Primary Controls	Rotating Functional Crown, Full Touchscreen	Functional Crown (touch-sensitive), Touchscreen	Touch Screen, Functional Crown, Push Button	Touchscreen + Single Physical Button	Touch Screen, 1x Side Button (Power/Wake)
Processor
Operating System	Proprietary RTOS	Android, iOS compatible	Boult OS (RTOS)	Proprietary OS (Compatible with Android v5.0+ and iOS)	Proprietary OS
Chipset / SoC	Not specified	Not Specified	Single-chip 2-in-1 Bluetooth SoC	Single Chip Architecture (not detailed)	Not specified
CPU Cores & Clock Speed	Not specified	Not Specified	Not Specified	Not specified	Not specified
GPU	Not specified	Not specified	Not Specified	Not specified	Not specified
Health & Fitness Sensors
Heart Rate Monitor	Yes	24x7 Heart Rate Monitoring	24/7 Heart Rate Monitor	Yes (HX3600 / HRS3600 Optical PPG Sensor)	Yes (Optical PPG sensor)
ECG	No	No ECG support	No	No ECG support	No
SpO₂ / Blood Oxygen	Yes	SpO2 / Blood Oxygen Monitor with continuous monitoring	SpO2 Sensor	Yes (Blood Oxygen Monitor)	Yes
Skin Temperature Sensor	No	Not mentioned	No	No Skin Temperature Sensor	No
Sleep Tracking	Yes	Sleep Tracker with sleep quality analysis	Sleep Monitor (Light, Deep, REM)	Yes (Sleep Monitor)	Yes
Step Counter	Yes	Pedometer / Step Counter	Yes	Yes (Pedometer)	Yes
GPS	No	Connected GPS (via smartphone only)	Connected GPS	Yes (Built-in GPS)	No (Connected GPS via smartphone)
Accelerometer	Yes	Yes, Accelerometer sensor	Yes	Yes (3-Axis Accelerometer)	Yes
Gyroscope	Not specified	Not specified	Not Specified	Gyroscope mentioned in some sources but not confirmed	Not specified
Barometer	Not specified	Not specified	No	Yes (Barometer sensor mentioned)	Not specified
Compass	No	Not specified	No	Compass functionality not clearly specified	Not specified
Other Sensors	G-Sensor (Motion Detection)	Stress Monitor, Menstrual Cycle Tracker, Women's Health Tracking	Blood Pressure (Simulated), Menstrual Cycle Tracker, Breath Training	Sedentary Reminders, Breathing Monitor, Voice Assistance, Calorie Counter, Physiological Cycle Reminder	Stress monitor, Breathing exercise tracking
Connectivity
Wi-Fi	No	No Wi-Fi support	No	No Wi-Fi	No
Bluetooth	Bluetooth v5.4	Bluetooth 5.3	Bluetooth 5.2	Bluetooth v5.0	5.1
NFC	No	No	No	No	No
Cellular Connectivity	No	Bluetooth calling only (SingleSync), no standalone cellular	No	Wi-Fi Only (via paired smartphone)	No
ANT+	No	Not Specified	No	No	No
Battery
Capacity	550 mAh Lithium Polymer	280 mAh Lithium Polymer	Not Specified (Approx 250-300mAh)	280-300 mAh (sources vary)	260 mAh
Fast Charging Support	Yes (ASAP Charge Technology)	Yes - NitroFast Charging (10 min for 1 day use)	No	No Fast Charging	No
Estimated Runtime	Up to 15 days	Up to 7 days typical use, 10+ days standby	Up to 5 Days (Typical)	Typical: 5-7 days \| With Bluetooth Calling: 2-3 days \| Standby: 15 days (360 hours)	4-7 days
Charging Method	USB Magnetic Pogo Pin Charging Dock	Magnetic charging connector	Magnetic Charging	USB Magnetic Charging Points (Wired)	Magnetic charging cable
Battery Saver Modes	Yes (Power Saving Mode )	Not mentioned	Yes	Yes (Battery Saver Mode available)	Not specified
Memory & Storage
RAM	Not Specified	Not officially specified	Not Specified	Not specified (watch operates on proprietary OS)	Not specified
Internal Storage	Not Specified	Not officially specified	Not Specified	Not specified	Not specified
Expandable Storage	Not available	Not applicable	No	Not applicable	No
Design & Comfort
Bezel Type	Fixed Bezel	Fixed, minimal bezel	Fixed	Fixed Bezel (Non-rotating)	Fixed bezel
Buttons / Crown	Functional Rotating Crown	Functional Crown (touch and pressure sensitive)	Rotating Crown + 1 Button	Single Physical Button	1x Side Button for power on/off and wake functions
Vibration Motor	Yes	Yes, haptic feedback vibration motor	Yes	Yes (Haptic Vibration Motor)	Yes
Screen Glass Type	Standard Glass	Not specified	2.5D Glass	3D Curved Glass	Not specified
Health & Safety Features
Fall Detection / SOS Calling	No	Emergency SOS capability available	No	No Fall Detection or SOS Calling	No
Menstrual Cycle / Health Tracking	Yes	Women's Health Tracking with menstrual cycle tracking	Female Health Tracker	Yes (Physiological Cycle Reminder)	Yes
Noise Monitoring	No	Not mentioned	No	No Noise Monitoring	No
Guided Breathing / Mindfulness Features	Yes (Breathing Exercises, Guided Breathing Mode)	Breathe Exercise feature	Breath Training	Yes (Breathe Monitor, Relaxation App)	Yes (Breathing exercises, Stress measurement)
Audio & Voice
Built-in Speaker	Yes	Yes, built-in speaker	Yes	Yes (Dedicated HD Speaker)	Yes
Microphone	Yes	Yes, high-quality microphone	Yes	Yes (Built-in Microphone for Bluetooth Calling)	Yes
Voice Assistant	Yes	Yes, AI Voice Assistant (compatible with Alexa)	Yes (AI Voice Assistant)	Yes (AI Voice Assistant, Google Assistant & Siri Compatible)	Yes
Bluetooth Audio Output	Yes	Yes, via Bluetooth headphones	No	Yes (Bluetooth Audio Output via connected phone)	No
Notifications & Controls
Notification Support	Call Alerts, SMS/Messaging Alerts, App Notifications	Call Alerts, SMS/Messaging, App Notifications, Social Media Alerts	Call, SMS, App Notifications	Call Alerts, SMS/Messaging, App Notifications, Social Media Alerts	Yes
Quick Reply Options	Predefined Messages	Predefined Quick Replies (Android only)	No	Predefined Messages and Voice Reply	Predefined messages
Music Control / Playback	Yes (Play/Pause, Volume Control, Next/Previous)	Full music control: Play/Pause, Volume, Previous/Next, Streaming control	Music Control (Phone)	Yes (Play/Pause, Volume Control, Next/Previous Track)	Remote music control (Play/Pause, Volume, Track control)
Find My Phone	Yes	Yes, Find My Phone feature	Yes	Yes (Find My Phone Feature)	Yes
Remote Camera Shutter	Yes	Yes, Camera Control feature	Yes	Yes (Remote Camera Control)	Yes
Security
Fingerprint Sensor	No	Not Specified	No	No	No
Face Unlock	No	Not Specified	No	No	No
NFC Payment Security	No	No NFC support	No	No NFC, No Payment Security	No
Find My Watch	Yes	Not explicitly mentioned	Yes (via App)	Yes (Find My Watch Feature)	Yes (via NoiseFit companion app)
Ports & Accessories
Charging Connector Type	USB Magnetic Pogo Pin	Magnetic charging connector (proprietary)	Magnetic Pogo Pin	USB Magnetic Charging Points	Magnetic charging pins
Optional Docks / Stands	Magnetic Charging Dock	None mentioned	None	Not specified	Not specified
Bundled Extras	Not Specified	Quick Start Guide, Warranty Card, Magnetic Charging Cable	Charging Cable, User Manual	Smartwatch, USB Charging Cable, User Manual, Warranty Card	Not Specified
Software & Apps
App Store Availability	Google Play Store, Apple App Store	Fastrack Smart World App (Google Play compatible)	None	Limited third-party app support (proprietary ecosystem)	No
Customization Options	Yes (Multiple Watch Faces, Custom Watch Faces via app)	200+ Watchfaces, Multiple Menu Styles, Custom Watch Face Creation, 110+ Sports Modes, In-Built Games, Calculator	150+ Watch Faces, Menu Styles	130+ Cloud Watch Faces, Customizable Quick View Widgets, Multiple Theme Options	100+ cloud-based watch faces
Companion App	boAt Crest App	Fastrack Smart World App (formerly Fastrack Reflex World App)	Boult Fit (GoBoult Fit)	Fire-Boltt Health App (Android & iOS)	NoiseFit (for iOS) / NoiseFit Track (for Android)
OTA Updates	Yes	Yes, over-the-air updates available	Yes	Yes (Over-the-Air Updates Available)	Yes
Pre-installed Apps	Alarm, Stopwatch, Timer, Calendar, Calculator, Weather, Flashlight, Games, QR Tray, Music & Camera Controls	110+ Sports Modes, 200+ Watchfaces, In-Built Games, AI Voice Assistant, Calculator, Alarm Clock, Stopwatch, Timer, Stress Monitor	Alarm, Stopwatch, Weather, Calculator, Games	120+ Sports Modes, Heart Rate Monitor, Sleep Tracker, SpO2 Monitor, Weather App, Alarm, Stopwatch, Timer, Calculator, Camera Control, Music Player, AI Voice Assistant, Menstrual Cycle Tracker, Google Fit Integration	60 sports modes, In-built games, Productivity Suite (Timer, Stopwatch, Alarm, Weather, Calendar)